//out: false 
@num: 15;

/* 默认样式大小 兜底保证 */
html {
  font-size: 50px;
}

@media screen and (min-width: 320px) {
  html {
    font-size: (320px / @num);
  }
  body{
    font-size: 1pox;
  }
}

@media screen and (min-width: 360px) {
  html {
    font-size: 360px / @num;
  }
}

@media screen and (min-width: 375px) {
  html {
    font-size: 375px / @num;
  }
}

@media screen and (min-width: 400px) {
  html {
    font-size: 400px / @num;
  }
}

@media screen and (min-width: 414px) {
  html {
    font-size: 424px / @num;
  }
}

@media screen and (min-width: 480px) {
  html {
    font-size: 480px / @num;
  }
}

@media screen and (min-width: 540px) {
  html {
    font-size: 540px / @num;
  }
}

@media screen and (min-width: 720px) {
  html {
    font-size: 720px / @num;
  }
}

@media screen and (min-width: 750px) {
  html {
    font-size: 750px / @num;
  }
}
img{
  vertical-align: middle;
}
a{
  text-decoration: none;
}